Utility stool



FIG. 1 is a perspective view of an utility stool showing my new design;

FIG. 2 is a right side view thereof;

FIG. 3 is a top plan view thereof; and,

FIG. 4 is a bottom plan view thereof.

The left side view, front view and back view are identical to the right side view shown in FIG. 2. 

The ornamental design for a utility stool, as shown and described. 